Physics The unit of noise pollution (level) is : Decimal Decibel None of these Ppm Decimal Decibel None of these Ppm ANSWER DOWNLOAD EXAMIANS APP
Physics To prevent damage from lightning, lightning conductors are used on tall structures. The lightning conductor Can be of any shape Should be made of a good conductor but can be of any shape Should be made of a good conductor like copper with sharp-pointed edges Should be in the form of a vertical rod Can be of any shape Should be made of a good conductor but can be of any shape Should be made of a good conductor like copper with sharp-pointed edges Should be in the form of a vertical rod ANSWER DOWNLOAD EXAMIANS APP
Physics Lens is made up of Cobalt glass Ordinary glass Pyrex glass Flint glass Cobalt glass Ordinary glass Pyrex glass Flint glass ANSWER DOWNLOAD EXAMIANS APP
Physics A system exhibiting S.H.M. must possess Elasticity as well as inertia Inertia only Elasticity, inertia and an external force Elasticity only Elasticity as well as inertia Inertia only Elasticity, inertia and an external force Elasticity only ANSWER DOWNLOAD EXAMIANS APP
Physics A dynamo is used to convert Electrical energy into magnetic energy Magnetic energy into mechanical energy Mechanical energy into electrical energy Electrical energy into mechanical energy Electrical energy into magnetic energy Magnetic energy into mechanical energy Mechanical energy into electrical energy Electrical energy into mechanical energy ANSWER DOWNLOAD EXAMIANS APP
Physics When a vehicle passes, TV reception gets distorted. This is because Spark plug creates electromagnetic disturbances Vehicle pollution affects the performance of the TV components Modern vehicles use electroignition system Metal reflects radiowaves Spark plug creates electromagnetic disturbances Vehicle pollution affects the performance of the TV components Modern vehicles use electroignition system Metal reflects radiowaves ANSWER DOWNLOAD EXAMIANS APP
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